package chapter05;

public class Example04 {
    public static void main(String[] args){
        String s = "itcast";
        //字符串替换操作
        System.out.println("将it替换成cn.it的结果:" + s.replace("it","cn.it"));
//字符串去除空格操作
String s1 = "   i t c a s t   ";
        System.out.println("去除字符串两端空格后的结果:" + s1.trim());
        System.out.println("去除字符串中所有空格后的结果:" +s1.replace("",""));
    }
}
